1.

VERTICAL PIN
2. STEERING FRAME LOCK
3. HORIZONTAL PIN

3
1. NITROGEN-CHARGED
GAS SPRING
2. PROP BAR
3. COOLING PACKAGE
4. FUEL FILL PORT
1 2

4
5. AIR FILTER HOUSING
6. COOLANT EXPANSION
TANK
5

6
7. CRANKCASE FUMES
FILTER
8. SECONDARY FUEL
FILTER
9. PRIMARY FUEL FILTER

7 8 9
10. ENGINE COOLANT
S*O*S TAP
11. ENGINE OIL FILL PORT
12. ENGINE OIL DIPSTICK

10

11 12
13. ENGINE OIL FILTER
14. ENGINE OIL S*O*S TAP

13

14
15. DIESEL PARTICULATE
FILTER

15
16. SOOT SENSOR

16
1. DISPLAY UNIT
2. CONSOLE
3. COVER
1 2

3
1. BATTERIES

1
1. STARTER
2. START RELAY
3. STARTER SOLENOID
DIODE

2 3
4. ALTERNATOR

4
1. ELECTRICAL
DISCONNECT SWITCH

1
2. ENGINE START SWITCH

2
3. EMERGENCY STOP
SWITCH
4. THROTTLE INDICATORS 3
5. THROTTLE CONTROL
SWITCH

4 5
1. AUXILIARY START
RECEPTACLE

1
1. ENGINE ECM FUSE
2. GLOW PLUG FUSE
3. MAIN POWER FUSE
4. SHUTDOWN FUSE
5. SPARE FUSES
6. GLOW PLUG RELAY
7. SHUTDOWN RELAY

1 2 3 4

6 7
8. SWITCHED RELAY
9. LIFT PUMP RELAY
10. UNSWITCHED BUS
11. SWITCHED BUS 9 8
12. DIODES AND EXTRA
FUSES

10

11

12
1. TWELVE-VOLT POWER
CONVERTER

1
1. MACHINE ECM
2. CONNECTOR C1"
3. CONNECTOR C2"

3
1. POWER PORT

1
1. LIFT PUMP

1
1. ENGINE ECM
2. CONNECTOR J2"
3. CONNECTOR J1"

2 3
1. CAN RESISTOR
2. CAN RESISTOR

2
3. CAN RESISTOR

3
4. CAN RESISTOR

4
 POWER DISTRIBUTION AND MACHINE STARTING CIRCUIT

(7) ENGINE START SWITCH (11) DISPLAY

(4) STARTER SOLENOID DIODE
200-BK 1 GROUND
307-OR 1
R
169-PK 2 BATTERY +
200-BK 2 F711-YL 3 CAN HIGH
200-BK 101-RD 101-RD F712-GN 4 CAN LOW
OFF C
YL-16 1 308-YL
ON PU-16 2
NEG POS NEG POS 307-OR S
ST OR-16 3 307-OR
B
BR-16 4 105-RD
(12) KEYPAD
307-OR (6) ALTERNATOR
(1) BATTERIES 50
(8) E-STOP SWITCH 169-PK 1 BATTERY +
403-GN 200-BK 2 GROUND
F711-YL 3 CAN HIGH
30 31
200-BK 101-RD 101-RD 200-BK 4 SYSTEM WAKE UP
1 F729-GN 5
W B A 169-PK KEY SWITCH
2 F715-PU F712-GN 6 CAN LOW
(2) AUXILIARY 109-RD 3
ALT B+ 109-RD
START RECEPTACLE MOTOR D+ 4

B- D C (13) MACHINE ECM

(5) STARTER 200-BK C1-1 BATTERY
117-YL C1-2 BATTERY +
F711-YL C1-3 CAN A +
200-BK 200-BK 200-BK C1-4 CAN A
F712-GN

(3) ELECTRICAL (9) POWER PORT 327-PK C2-7 AIS RELAY

DISCONNECT 117-YL C2-11 BATTERY +
117-YL C2-12 BATTERY +
592-BU
200-BK

384-BU

384-BU

384-BU

384-BU
(14) CAN A RESISTOR

(10) 12-VOLT POWER CONVERTER F711-YL A

F712-GN B
+24V BATT. IN 1 179-BU C
(15) GLOW PLUG RELAY (16) GLOW PLUGS +24V SWITCHED IN 2 176-PU
GROUND 3 200-BK
1 +12V MEMORY 4 A513-PK
R810-BR +12V SWITCHED OUT 5 592-BU
2 200-BK GROUND 6 200-BK

TO RADIO UNSWITCHED A513-PK

TO RADIO SWITCHED 592-BU
384-BU
50A
101-RD (17) GLOW PLUG FUSE

150-RD
30A
(18) ENGINE ECM FUSE

(19) SHUTDOWN
RELAY
1 327-PK
2 200-BK (39) SHUTDOWN BUS

(31) IGNITION/
WAKE-UP FUSE (40) MACHINE FUSE
112-PU
50A 105-RD 135-BU
7.5A 7.5A
(20) SHUTDOWN FUSE (30) UNSWITCHED BUS
101-RD (32) MACHINE ECM (41) CONTROLS
AND BEACON FUSE POWER FUSE
110-GN
30A 15A 183-GY 15A 169-PK
(21) MAIN POWER FUSE 196-BU (33) 12V (42) FRONT WORK
C818-BU CONVERTER FUSE LIGHTS FUSE
196-BU
15A 179-BU 15A 115-PK TO FRONT WORK LIGHTS
86 85
(22) CAN A RESISTOR (43) REAR WORK
87 (34) HORN FUSE
F711-YL
A893-OR LIGHTS FUSE
A 30
B F712-GN 7.5A 114-GN TO HORN 7.5A 116-BR TO REAR WORK LIGHTS
C 87A
(23) ENGINE ECM (28) LIFT PUMP RELAY (44) SHUTDOWN
STATUS FUSE
SWITCH INPUT RET. J1-18 F729-GN 176-PU
GLOW PLUG RELAY R810-BR 7.5A
J1-20
LIFT PUMP RELAY J1-21 C818-BU (45) ELECTRIC FUEL
CAN A J1-34 F712-GN 183-GY
CAN C + J1-37 Y797-YL PUMP FUSE
200-BK
CAN C J1-38 Y798-GN 196-BU
SHUTDOWN E-STOP SW. NC F715-PU 308-YL 7.5A
J1-44
BATTERY + J1-48 150-RD 86 85 (35) IRH FLASHER (46) CAB WIPERS
CAN A + J1-50 F711-YL
BATTERY + J1-52 150-RD FUSE FUSE
87
BATTERY + J1-53 150-RD 117-YL 7.5A 120-YL TO IRH FLASHER 7.5A 118-GY TO WIPERS
BATTERY + J1-55 150-RD 30
BATTERY + J1-57 150-RD 87A (36) CAB
BATTERY J1-61 200-BK (25) SOOT SENSOR (27) LIFT PUMP
(47) CAB HVAC FUSE
BATTERY J1-63 200-BK (29) SWITCHED RELAY ACCESSORIES FUSE
BATTERY J1-65 200-BK 135-BU 1 BATTERY +
200-BK 2 GROUND 10A 122-BU TO CAB ACCESSORY 10A 124-GN TO CAB HVAC
BATTERY J1-67 200-BK 1 A893-OR
BATTERY J1-69 200-BK 3
ENGINE START SWITCH J1-70 Y798-GN 4 CAN LOW MOTOR 2 200-BK
(48) ACCUGRADE
135-BU (37) ARO FUSE
Y797-YL 5 CAN HIGH FUSE
6
10A 174-PK TO COMPACTION MEASUREMENT 10A 111-WH TO ACCUGRADE
A Y797-YL Y797-YL A (38) PRODUCT LINK (49) ROAD LIGHTS
B Y798-GN Y798-GN B
C C FUSE FUSE
7.5A 172-GN TO PRODUCT LINK 7.5A 173-YL TO IRH ROAD LIGHTS
(24) CAN C RESISTOR (26) CAN C RESISTOR
110-GN 112-PU
 WARNING AND MONITORING SYSTEM

(11) MACHINE ECM (13) DISPLAY UNIT

(10) ENGINE ECM
(12) ACTION ALARM
(1) FUEL INJECTORS

J2 J1
(2) FUEL TEMPERATURE SENSOR

(3) PRIMARY SPEED AND TIMING SENSOR

(14) UPPER FUEL LEVEL SENSOR

(4) SECONDARY SPEED AND TIMING SENSOR

(15) LOWER FUEL LEVEL SENSOR

(16) DIAGNOSTIC CONNECTOR

(5) INTAKE MANIFOLD TEMPERATURE SENSOR

(17) HYDRAULIC FILTER BYPASS SWITCH

(6) COOLANT TEMPERATURE SENSOR

(18) HYDRAULIC OIL TEMPERATURE SWITCH

(7) ENGINE OIL PRESSURE SENSOR

(19) AMBIENT AIR TEMPERATURE SENSOR

(8) INTAKE MANIFOLD PRESSURE SENSOR

(9) TIER IV COMPONENTS

(20) AIR FILTER RESTRICTION SWITCH
1. DISPLAY UNIT
2. SCREEN
3. LEVEL-ONE FAULT
INDICATOR (ENGINE)
4. LEVEL-TWO FAULT 1 2
INDICATOR (ENGINE)
5. LEVEL-THREE FAULT
INDICATOR (ENGINE)
6. LEVEL-ONE FAULT
INDICATOR (MACHINE)
7. LEVEL-TWO FAULT
INDICATOR (MACHINE)
8. LEVEL-THREE FAULT
INDICATOR (MACHINE)
9. FUNCTION KEYS 3
6

4 7

5 8

9
1. DIAGNOSTIC
CONNECTOR
1
1. COOLANT
TEMPERATURE SENSOR

1
2. FUEL TEMPERATURE
SENSOR
3. ENGINE OIL PRESSURE
SENSOR

3
4. INTAKE MANIFOLD AIR
TEMPERATURE SENSOR
5. INTAKE MANIFOLD
PRESSURE SENSOR
6. WATER-IN-FUEL SWITCH

4 5

6
7. PRIMARY SPEED AND
TIMING SENSOR

7
8. SECONDARY SPEED AND
TIMING SENSOR

8
9. AIR FILTER PLUGGED
SWITCH

9
10. AMBIENT AIR
TEMPERATURE
SENSOR

10
11. TOP FUEL LEVEL
SENSOR

11
12. BOTTOM FUEL LEVEL
SENSOR

12
13. HYDRAULIC OIL
TEMPERATURE
SENSOR

13
14. HYDRAULIC FILTER
BYPASS SWITCH

14
1. DISPLAY UNIT
2. SCREEN
1 2
3. MACHINE SPEED
4. FUEL LEVEL
5. VIBRATORY FREQUENCY
6. F1" KEY
7. F2" KEY
8. F3" KEY
9. F4" KEY 3 4

6 7 8 9
6. F1" KEY
7. F2" KEY
8. F3" KEY
9. F4" KEY
10. OPERATING SCREEN
NUMBER
11. UP ICON
12. BRIGHTNESS AND
CONTRAST ICON
13. SERVICE HOURS
14. DOWN ICON
15. MAIN MENU ICON

10 13

11 14

12 15

6 7 8 9
6. F1" KEY
7. F2" KEY
8. F3" KEY
9. F4" KEY

6 7 8 9
1. FILL PORT
2. SIGHT GAUGE

2
1. CHARGE FILTER
2. PRESSURE SWITCH
3. PRESSURE TAP
4. S*O*S TAP

1 3

4
1. RETURN MANIFOLD
2. HYDRAULIC OIL
TEMPERATURE SENSOR

2
1. HYDRAULIC OIL COOLER

1
1. PROPULSION LEVER
2. BLADE LOWER BUTTON
3. BLADE RAISE BUTTON
4. BLADE FLOAT BUTTON

2
3
1. BLADE VALVE

1
1. BLADE VALVE
2. SOLENOID B
3. SHOCK RELIEF VALVE
4. DEAD ENGINE BLADE
3 1 4 5
LOWER VALVE
5. SOLENOID A
6. MAIN RELIEF VALVE

6
7. BLADE CONTROLLER

7
1. BLADE CYLINDER
2. BLADE

2
 HYDRAULIC SYSTEM
BLADE HOLD

(1) BLADE VALVE (2) DEAD ENGINE

BLADE LOWER
VALVE (3) BLADE
CYLINDER

OUT (13) SHOCK RELIEF

(4) TO CHARGE
FILTER VALVE

(5) MAIN RELIEF (12) MAKEUP

VALVE VALVE

(11) SOLENOID B

(10) SOLENOID A
(6) FROM FAN IN
MOTOR
(9) BLADE
CONTROL
SWITCHES

(8) BLADE
CONTROLLER
(7) FROM FAN
PUMP
 HYDRAULIC SYSTEM
BLADE RAISE

(1) BLADE VALVE (2) DEAD ENGINE

BLADE LOWER
VALVE (3) BLADE
CYLINDER

OUT (13) SHOCK RELIEF

(4) TO CHARGE
FILTER VALVE

(5) MAIN RELIEF (12) MAKEUP

VALVE VALVE

(11) SOLENOID B

(10) SOLENOID A
(6) FROM FAN IN
MOTOR
(9) BLADE
CONTROL
SWITCHES

(8) BLADE
CONTROLLER
(7) FROM FAN
PUMP
 HYDRAULIC SYSTEM
BLADE LOWER

(1) BLADE VALVE (2) DEAD ENGINE

BLADE LOWER
VALVE (3) BLADE
CYLINDER

OUT (13) SHOCK RELIEF

(4) TO CHARGE
FILTER VALVE

(5) MAIN RELIEF (12) MAKEUP

VALVE VALVE

(11) SOLENOID B

(10) SOLENOID A
(6) FROM FAN IN
MOTOR
(9) BLADE
CONTROL
SWITCHES

(8) BLADE
CONTROLLER
(7) FROM FAN
PUMP
 HYDRAULIC SYSTEM
BLADE FLOAT

(1) BLADE VALVE (2) DEAD ENGINE

BLADE LOWER
VALVE (3) BLADE
CYLINDER

OUT (13) SHOCK RELIEF

(4) TO CHARGE
FILTER VALVE

(5) MAIN RELIEF (12) MAKEUP

VALVE VALVE

(11) SOLENOID B

(10) SOLENOID A
(6) FROM FAN IN
MOTOR
(9) BLADE
CONTROL
SWITCHES

(8) BLADE
CONTROLLER
(7) FROM FAN
PUMP
 PROPULSION CONTROL
(1) MACHINE ECM

(2) SHIFT SOLENOID

(3) BACK-UP ALARM RELAY

(10) DISPLAY
J2 J1
(4) ENGINE ECM

(11) DRUM SOLENOID A

(5) KEYPAD

(12) DRUM SOLENOID B

(6) PARKING BRAKE SWITCH

(7) PROPULSION LEVER (13) AXLE SOLENOID A

(14) AXLE SOLENOID B

(8) AXLE SPEED SENSOR

(9) DRUM SPEED SENSOR (15) SEQUENCE VALVE SOLENOID

1. PROPULSION LEVER
2. DISPLAY

2
3. PROPULSION SPEED
INDICATORS
4. PROPULSION MODE
INDICATORS 5
5. PARKING BRAKE
SWITCH
6. INCREASE SPEED
3
SWITCH
7. DECREASE SPEED
6
SWITCH
8. PROPULSION MODE
SWITCH
7
8

4
1. BACK-UP ALARM RELAY

1
2. BACK-UP ALARM

2
3. SHIFT SOLENOID

3
1. PROPULSION PUMP

1
 PROPULSION PUMP

(4) POR RESOLVERS

(3) AXLE PORT X1
(5) DRUM PORT X2
(2) AXLE PROPORTIONAL (6) DRUM PROPORTIONAL SOLENOID A
SOLENOID B

(7) AXLE PROPORTIONAL

SOLENOID A
(12) DRUM PROPORTIONAL SOLENOID B
(8) AXLE PORT X2 (11) DRUM PORT X1
(9) POR VALVE (10) PORT PS (26) DRUM PORT B
(27) AXLE PORT B
(13) COMBINATION VALVE (14) COMBINATION VALVE

(15) AXLE PORT T1 (25) DRUM PORT T1

(16) AXLE PORT MB (24) DRUM PORT MB
(17) CHARGE RELIEF VALVE (23) SEQUENCE VALVE
(18) AXLE PORT MA (22) DRUM PORT MA (28) DRUM PORT A (29) AXLE PORT A
(19) COMBINATION VALVE (21) COMBINATION VALVE
(20) PORT G
 PROPULSION PUMP
(30) SERVO PISTON (36) SERVO PISTON

(37) SWASHPLATE
(38) SLIPPER PAD
(31) SWASHPLATE
(32) SLIPPER PAD

(33) INPUT SHAFT

(34) PISTON (39) PISTON

(35) ROTATING GROUP (40) ROTATING GROUP
 PROPULSION PUMP
MAKEUP AND HIGH-PRESSURE RELIEF VALVES

(41) MAKEUP SPRING

(42) RELIEF SPRING

(43) CHECK VALVE

(44) RELIEF POPPET

HIGH-PRESSURE OPERATION LOW-PRESSURE OPERATION

(RELIEF FUNCTION) (MAKEUP FUNCTION)
45. ORIFICE MANIFOLD

45
1. BRAKE SUPPLY LINE
2. MINIMUM DISPLACEMENT
LIMITER
3. DRUM MOTOR 1
4. FLUSHING VALVE
5. DRUM SPEED SENSOR
6. SHIFT VALVE LINE
7. FLUSHING RELIEF VALVE 5

4
 DRUM PROPULSION MOTOR
FORWARD, LOW SPEED
(2) MINIMUM DISPLACEMENT LIMITER (10) CONTROL SPOOL

(8) BARREL ASSEMBLY

(9) PISTON
(11) SHIFT PORT

(12) CHECK VALVE

(7) FLUSHING RELIEF VALVE

(13) OUTPUT SHAFT

(14) CONTROL PLATE
(17) ROD

(15) MAXIMUM DISPLACEMENT LIMITER (18) FLUSHING BLOCK

(16) ACTUATOR PISTON

(19) FLUSHING SPOOL
1. AXLE MOTOR
2. AXLE SPEED SENSOR

1
 PROPULSION SYSTEM
(10) PARKING
(6) B+ FROM SWITCHED RELAY 117-YL BRAKE SWITCH
C1 (8) MACHINE ECM
(5) B+ FROM ENGINE ECM FUSE 150-RD
(4) B+ FROM MACHINE FUSE 135-BU 200-BK 1 ECM POWER BATTERY OFF ON
200-BK 117-YL 2 ECM POWER BATTERY +
(3) B+ FROM CONTROL POWER FUSE 169-PK 117-YL F711-YL 3 CAN + LED
(2) B+ FROM SHUTDOWN STATUS FUSE 176-PU F711-YL F712-GN 4 CAN ON
F712-GN 234-BK 5 CAN SHIELD 176-PU 7 1
234-BK U735-GY 6 PARK BRAKE SWITCH NC U734-GN 200-BK 9 2
117-YL U734-GN 7 PARK BRAKE SWITCH NO U735-GY U735-GY 1
J852-OR 8 8V SENSOR POWER 200-BK 2 3
117-YL J853-BK
(1) KEYPAD K913-GN 9 8V SENSOR RETURN 200-BK U734-GN 3 4
J718-OR 10 DRUM SPEED 1 200-BK 777-PU 4 5
K914-YL J719-PU 11 DRUM SPEED 2 200-BK 176-PU 5
BATTERY + 1 169-PK K726-BU 776-YL
GROUND 2 200-BK 6 6
K725-GN C2 200-BK 8
CAN 0 HIGH 3 F711-YL
SYSTEM WAKE UP 4 777-PU 10 LED
J711-PK 1 AXLE SPEED 1
KEY SWITCH 5 169-PK J712-BR J712-BR 2 AXLE SPEED 2
OFF

CAN 0 LOW 6 F712-GN J711-PK K913-GN 3 DRUM PROPEL PUMP FORWARD

J719-PU K914-YL 4 DRUM PROPEL PUMP REVERSE
J718-OR K725-GN 5 AXLE PROPEL PUMP FORWARD
J852-OR K726-BU 6 AXLE PROPEL PUMP REVERSE
(11) PROPULSION LEVER J853-BK 777-PU 8 BRAKE RELEASE SOLENOID (23) AXLE
117-YL 11 ECM POWER BATTERY + SPEED SENSOR
GROUND 1 200-BK 117-YL 12 ECM POWER BATTERY + J852-OR VS
U735-GY 1
BATTERY + 2 169-PK U734-GN J853-BK 2 GROUND
CAN 0 HIGH 3 F711-YL J711-PK 3 SIGNAL A
CAN 0 LOW 4 F712-GN J712-BR 4 SIGNAL B
CAN SHIELD 5 234-BK
N/C 6
J712-BR (22) DRUM
J711-PK
(12) DISPLAY J719-PU SPEED SENSOR
(9) BACK-UP ALARM J718-OR J852-OR 1 VS
GROUND 1 200-BK J852-OR J853-BK 2 GROUND
BATTERY + 2 169-PK 321-BR 1 BK-18
200-BK 2 BK-18 J852-OR J718-OR 3 SIGNAL A
CAN 0 HIGH 3 F711-YL J853-BK J719-PU 4 SIGNAL B
CAN 0 LOW 4 F712-GN 176-PU J853-BK
CAN SHIELD 5 234-BK 331-OR
N/C 6 751-GN 176-PU
N/C 7 777-PU
N/C 8
N/C 9 (7) BACK-UP (17) AXLE (19) SEQUENCE VALVE (21) SHIFT
FUEL LEVEL SENDER 1 10 447-PK ALARM RELAY
FUEL LEVEL SENDER 2 11 H479-OR SOLENOID A SOLENOID SOLENOID
FAULT AUDIBLE ALARM 12 A478-PU 86 85
321-BR 87
176-PU
30
K725-GN 1 777-PU 1 751-GN 1
(13) ENGINE ECM J1 87A 2 2
200-BK 200-BK 200-BK 2

SHIFT SOLENOID 11 751-GN

BACKUP ALARM RELAY 13 331-OR (14) CAN
CAN A 34 F712-GN
ECM POWER BATTERY + 48 150-RD RESISTOR 1 (16) AXLE (18) DRUM (20) DRUM
CAN A 50 F711-YL F711-YL A SOLENOID B SOLENOID B SOLENOID A
ECM POWER BATTERY + 52 150-RD F712-GN B
ECM POWER BATTERY + 53 150-RD C
ECM POWER BATTERY + 55 150-RD
ECM POWER BATTERY + 57 150-RD
200-BK (15) CAN K726-BU 1 K914-YL 1 K913-GN 1
ECM POWER BATTERY 61 2 2
200-BK 200-BK 200-BK 2 200-BK
ECM POWER BATTERY 63 RESISTOR 2
ECM POWER BATTERY 65 200-BK
200-BK F711-YL A
ECM POWER BATTERY 67 F712-GN B
ECM POWER BATTERY 69 200-BK
135-BU C
KEY SWITCH 70
 PROPULSION HYDRAULIC SYSTEM
NEUTRAL, LOW SPEED, PARKING BRAKE ON
(1) PROPULSION PUMP

(2) AXLE REVERSE SOLENOID (15) AXLE

(5) DRUM REVERSE SOLENOID BRAKES
(3) AXLE FORWARD SOLENOID (6) DRUM FORWARD SOLENOID

(16) AXLE SPEED

SENSOR
(4) LOOP MANIFOLD (14) FLUSHING
SPOOL (17) AXLE
T2 MOTOR
T1
X1 X2 X2 X1
G

(18) AXLE
(7) SERVO PS YST B A A B SHIFT
PISTON SPOOL

(8) POR VALVE (12) SERVO

PISTON
(13) DRUM
(9) AXLE REVERSE
X
REVERSE (10) SEQUENCE COMBINATION
COMBINATION VALVE VALVE
VALVE (19) FLUSHING
RELIEF VALVE A B
(11) POR (21) SHIFT
(20) SERVO VALVE
PRESSURE PISTON
RESOLVERS C

T P

A B (38) SERVO
(37) FLUSHING PISTON
G T1 SPOOL
X
(23) AXLE FORWARD (24) CHARGE (25) DRUM FORWARD (26) DRUM
COMBINATION VALVE RELIEF COMBINATION VALVE ROTATING
MA MB MB MA
VALVE GROUP
(22) AXLE ROTATING GROUP

(28) RETURN MANIFOLD

R (42) DRUM
(33) FROM FAN MOTOR SHIFT SPOOL
(34) FROM STEER HMU
(31) FROM VIBE MOTOR G
(41) DRUM MOTOR
(27) OIL (36) FLUSHING
COOLER TC RELIEF VALVE T1
T
T2
(35) CHARGE FILTER
(29) RELIEF (30) THERMAL (39) DRUM BRAKE (40) SPEED
VALVE BYPASS VALVE SENSOR
(32) TEMPERATURE SENSOR
 PROPULSION HYDRAULIC SYSTEM
FORWARD, LOW SPEED, PARKING BRAKE OFF
(1) PROPULSION PUMP

(2) AXLE REVERSE SOLENOID (15) AXLE

(5) DRUM REVERSE SOLENOID BRAKES
(3) AXLE FORWARD SOLENOID (6) DRUM FORWARD SOLENOID

(16) AXLE SPEED

SENSOR
(4) LOOP MANIFOLD (14) FLUSHING
SPOOL (17) AXLE
T2 MOTOR
T1
X1 X2 X2 X1
G

(18) AXLE
(7) SERVO PS YST B A A B SHIFT
PISTON SPOOL

(8) POR VALVE (12) SERVO

PISTON
(13) DRUM
(9) AXLE REVERSE
X
REVERSE (10) SEQUENCE COMBINATION
COMBINATION VALVE VALVE
VALVE (19) FLUSHING
RELIEF VALVE A B
(11) POR (21) SHIFT
(20) SERVO VALVE
PRESSURE PISTON
RESOLVERS C

T P

A B (38) SERVO
(37) FLUSHING PISTON
G T1 SPOOL
X
(23) AXLE FORWARD (24) CHARGE (25) DRUM FORWARD (26) DRUM
COMBINATION VALVE RELIEF COMBINATION VALVE ROTATING
MA MB MB MA
VALVE GROUP
(22) AXLE ROTATING GROUP

(28) RETURN MANIFOLD

R (42) DRUM
(33) FROM FAN MOTOR SHIFT SPOOL
(34) FROM STEER HMU
(31) FROM VIBE MOTOR G
(41) DRUM MOTOR
(27) OIL (36) FLUSHING
COOLER TC RELIEF VALVE T1
T
T2
(35) CHARGE FILTER
(29) RELIEF (30) THERMAL (39) DRUM BRAKE (40) SPEED
VALVE BYPASS VALVE SENSOR
(32) TEMPERATURE SENSOR
 PROPULSION HYDRAULIC SYSTEM
REVERSE, HIGH SPEED, PARKING BRAKE OFF
(1) PROPULSION PUMP

(2) AXLE REVERSE SOLENOID (15) AXLE

(5) DRUM REVERSE SOLENOID BRAKES
(3) AXLE FORWARD SOLENOID (6) DRUM FORWARD SOLENOID

(16) AXLE SPEED

SENSOR
(4) LOOP MANIFOLD (14) FLUSHING
SPOOL (17) AXLE
T2 MOTOR
T1
X1 X2 X2 X1
G

(18) AXLE
(7) SERVO PS YST B A A B SHIFT
PISTON SPOOL

(8) POR VALVE (12) SERVO

PISTON
(13) DRUM
(9) AXLE REVERSE
X
REVERSE (10) SEQUENCE COMBINATION
COMBINATION VALVE VALVE
VALVE (19) FLUSHING
RELIEF VALVE A B
(11) POR (21) SHIFT
(20) SERVO VALVE
PRESSURE PISTON
RESOLVERS C

T P

A B (38) SERVO
(37) FLUSHING PISTON
G T1 SPOOL
X
(23) AXLE FORWARD (24) CHARGE (25) DRUM FORWARD (26) DRUM
COMBINATION VALVE RELIEF COMBINATION VALVE ROTATING
MA MB MB MA
VALVE GROUP
(22) AXLE ROTATING GROUP

(28) RETURN MANIFOLD

R (42) DRUM
(33) FROM FAN MOTOR SHIFT SPOOL
(34) FROM STEER HMU
(31) FROM VIBE MOTOR G
(41) DRUM MOTOR
(27) OIL (36) FLUSHING
COOLER TC RELIEF VALVE T1
T
T2
(35) CHARGE FILTER
(29) RELIEF (30) THERMAL (39) DRUM BRAKE (40) SPEED
VALVE BYPASS VALVE SENSOR
(32) TEMPERATURE SENSOR
 VIBRATORY CONTROL

(1) MACHINE ECM

J2 J1
(5) ENGINE ECM

(2) DISPLAY

(6) KEYPAD

(3) VIBRATORY SOLENOID A

(7) PROPULSION LEVER

(4) VIBRATORY SOLENOID B

(8) SPEED SENSOR

1. PROPULSION LEVER
2. VIBRATORY CONTROL
SWITCH

1
3. FREQUENCY
INDICATORS
4. HIGH-AMPLITUDE
INDICATOR
3
5. LOW-AMPLITUDE
INDICATOR
6. AUTOMATIC MODE
INDICATOR
7. INCREASE FREQUENCY
SWITCH
8. DECREASE FREQUENCY 7
SWITCH
9. AMPLITUDE SELECTION
SWITCH
10. VIBRATORY MODE
SWITCH
8
9
10

4
5

6
1. VIBRATORY PUMP

1
2. FREQUENCY
ADJUSTMENT SCREW
(FOR HIGH AMPLITUDE)
3. SOLENOID A
4. PORT MB
5. FREQUENCY
ADJUSTMENT SCREW
2 3 4
(FOR LOW AMPLITUDE)
6. SOLENOID B
7. COMBINATION VALVE
(FOR PORT MB )
8. CHARGE RELIEF VALVE
9. PORT MA

5 6 7 8
 VIBRATORY PUMP

(10) SERVO PISTON

(16) PORT PLATE

(11) DRIVE SHAFT

(12) SWASHPLATE

(13) SLIPPER PAD

(14) PISTON (15) BARREL ASSEMBLY
1. SPEED SENSOR
2. VIBRATORY MOTOR
3. FLUSHING RELIEF VALVE
4. FLUSHING SPOOL

2 3
 CS78B VIBRATORY MOTOR

(6) OUTPUT SHAFT FLANGE

(7) PISTON

(8) VALVE PLATE

(5) OUTPUT SHAFT

(9) BARREL ASSEMBLY

 VIBRATORY ECCENTRIC WEIGHTS
(2) SHOT

(1) ECCENTRIC (1) ECCENTRIC

WEIGHTS WEIGHT

LOW AMPLITUDE

(1) ECCENTRIC
WEIGHT

(2) SHOT

(3) DRUM MOTOR (4) COUPLING SHAFT (5) VIBRATORY MOTOR

HIGH AMPLITUDE
 VIBRATORY CONTROL SYSTEM

(9) MACHINE ECM

(5) B+ FROM SWITCHED RELAY 117-YL
C1
(12) VIBRATORY SPEED SENSOR
(4) B+ FROM ENGINE ECM FUSE 150-RD 200-BK 200-BK 1 ECM POWER BATTERY
117-YL 117-YL 2 ECM POWER BATTERY +
(VARIABLE-FREQUENCY ONLY)
(3) B+ FROM MACHINE FUSE 135_BU F711-YL 3 CAN +
F712-GN 4 CAN 450-YL
(2) B+ FROM CONTROL POWER FUSE 169-PK 234-BK 234-BK 5 CAN SHIELD 200-BK
450-YL 12 VIBE TACH SIGNAL

(1) KEYPAD 200-BK C2

BATTERY + 1 169-PK K918-GN 9 VIBE MA FW FIXED FREQUENCY SYSTEM

GROUND 2 200-BK K919-YL 10 VIBE MB REV
117-YL 117-YL 11 ECM POWER BATTERY +
CAN 0 HIGH 3 F711-YL 117-YL
SYSTEM WAKE UP 4 117-YL 12 ECM POWER BATTERY + (11) SOLENOID A
KEY SWITCH 5 169-PK
CAN 0 LOW 6 F712-GN
450-YL
K918-GN
K919-YL
(6) PROPULSION LEVER
GROUND 1 200-BK 200-BK (8) CAN RESISTOR 1
BATTERY + 2 169-PK
CAN 0 HIGH 3 F711-YL F711-YL F711-YL A (10) SOLENOID B
CAN 0 LOW 4 F712-GN F712-GN F712-GN B
CAN SHIELD 5 234-BK C
N/C 6
(7) CAN RESISTOR 2
234-BK F711-YL A
(13) DISPLAY F712-GN B K918-GN 1
C 200-BK 2
GROUND 1 200-BK 200-BK VARIABLE FREQUENCY SYSTEM
BATTERY + 2 169-PK
CAN 0 HIGH 3 F711-YL 234-BK 200-BK (14) ENGINE ECM K919-YL 1
CAN 0 LOW 4 F712-GN 200-BK 2
CAN SHIELD 5 234-BK J1
N/C 6
(15) SOLENOID A
F712-GN 34 CAN A
N/C 7 150-RD 150-RD 48 ECM POWER BATTERY +
N/C 8 F711-YL 50 CAN A +
N/C 9 150-RD 150-RD 52 ECM POWER BATTERY +
FUEL LEVEL SENDER 1 10 447-PK 150-RD 150-RD 53 ECM POWER BATTERY +
FUEL LEVEL SENDER 2 11 H479-OR 150-RD 150-RD 55 ECM POWER BATTERY +
FAULT AUDIBLE ALARM 12 A487-PU 150-RD 150-RD 57 ECM POWER BATTERY +
200-BK 61 ECM POWER BATTERY
200-BK 63 ECM POWER BATTERY
234-BK 200-BK 65 ECM POWER BATTERY
200-BK 67 ECM POWER BATTERY
(16) SOLENOID B
200-BK 69 ECM POWER BATTERY
135-BU 135-BU 70 KEY SWITCH
 VIBRATORY HYDRAULIC SYSTEM
VARIABLE FREQUENCY, OFF
(1) VIBRATORY MOTOR ASSEMBLY
B

(2) FLUSHING
SPOOL (6) SOLENOID B

(3) VIBRATORY (5) SOLENOID A (10) PASSAGE TO

MOTOR SHIFT VALVE TP TP

(7) COMBINATION
VALVE

R T2 PS MA A B MB
X X

(9) MAKEUP VALVE

(4) FLUSHING RELIEF VALVE
A
L
(18) SERVO PISTON
(23) MAKEUP VALVE
(19) VIBRATORY PUMP

(8) RELIEF VALVE

(22) RELIEF VALVE

(12) PASSAGE FROM AXLE MOTOR

(11) THERMAL BYPASS

RETURN MANIFOLD
R

T1 X1 X X2 X
TC G (25) CHARGE RELIEF VALVE
T
(21) COMBINATION
VALVE
(13) OIL COOLER (20) HYDRAULIC OIL
(15) RELIEF VALVE TEMPERATURE SENSOR (24) PASSAGE FROM
(17) PASSAGE FROM CHARGE FILTER
(16) THERMAL BYPASS VALVE DRUM PUMP
(14) TANK
 VIBRATORY HYDRAULIC SYSTEM
VARIABLE FREQUENCY, LOW AMPLITUDE
(1) VIBRATORY MOTOR ASSEMBLY
B

(2) FLUSHING
SPOOL (6) SOLENOID B

(3) VIBRATORY (5) SOLENOID A (10) PASSAGE TO

MOTOR SHIFT VALVE TP TP

(7) COMBINATION
VALVE

R T2 PS MA A B MB
X X

(9) MAKEUP VALVE

(4) FLUSHING RELIEF VALVE
A
L
(18) SERVO PISTON
(23) MAKEUP VALVE
(19) VIBRATORY PUMP

(8) RELIEF VALVE

(22) RELIEF VALVE

(12) PASSAGE FROM AXLE MOTOR

(11) THERMAL BYPASS

RETURN MANIFOLD
R

T1 X1 X X2 X
TC G (25) CHARGE RELIEF VALVE
T
(21) COMBINATION
VALVE
(13) OIL COOLER (20) HYDRAULIC OIL
(15) RELIEF VALVE TEMPERATURE SENSOR (24) PASSAGE FROM
(17) PASSAGE FROM CHARGE FILTER
(16) THERMAL BYPASS VALVE DRUM PUMP
(14) TANK
 VIBRATORY HYDRAULIC SYSTEM
VARIABLE FREQUENCY, HIGH AMPLITUDE
(1) VIBRATORY MOTOR ASSEMBLY
B

(2) FLUSHING
SPOOL (6) SOLENOID B

(3) VIBRATORY (5) SOLENOID A (10) PASSAGE TO

MOTOR SHIFT VALVE TP TP

(7) COMBINATION
VALVE

R T2 PS MA A B MB
X X

(9) MAKEUP VALVE

(4) FLUSHING RELIEF VALVE
A
L
(18) SERVO PISTON
(23) MAKEUP VALVE
(19) VIBRATORY PUMP

(8) RELIEF VALVE

(22) RELIEF VALVE

(12) PASSAGE FROM AXLE MOTOR

(11) THERMAL BYPASS

RETURN MANIFOLD
R

T1 X1 X X2 X
TC G (25) CHARGE RELIEF VALVE
T
(21) COMBINATION
VALVE
(13) OIL COOLER (20) HYDRAULIC OIL
(15) RELIEF VALVE TEMPERATURE SENSOR (24) PASSAGE FROM
(17) PASSAGE FROM CHARGE FILTER
(16) THERMAL BYPASS VALVE DRUM PUMP
(14) TANK
 VIBRATORY HYDRAULIC SYSTEM
FIXED FREQUENCY, OFF
(1) VIBRATORY MOTOR ASSEMBLY
B

(2) FLUSHING
SPOOL (6) SOLENOID B

(3) VIBRATORY (5) SOLENOID A (10) PASSAGE TO

MOTOR SHIFT VALVE TP TP

(7) COMBINATION
VALVE

R T2 PS MA A B MB
X X

(9) MAKEUP VALVE

(4) FLUSHING RELIEF VALVE
A
L1
(18) SERVO PISTON
(23) MAKEUP VALVE
(19) VIBRATORY PUMP

(8) RELIEF VALVE

(22) RELIEF VALVE

(12) PASSAGE FROM AXLE MOTOR

(11) THERMAL BYPASS

RETURN MANIFOLD
R

T1 X1 X X2 X
TC G (25) CHARGE RELIEF VALVE
(21) COMBINATION
T

VALVE
(13) OIL COOLER (20) HYDRAULIC OIL
(15) RELIEF VALVE TEMPERATURE SENSOR (24) PASSAGE FROM
(17) PASSAGE FROM CHARGE FILTER
(16) THERMAL BYPASS VALVE DRUM PUMP
(14) TANK
1. STEERING PUMP
2. OUTLET LINE
3. PRESSURE TAP
4. SUCTION LINE

4
1. STEERING CONTROL
UNIT

1
1. HYDRAULIC CYLINDERS
2. VERTICAL PIN
3. LOCKING PIN 1

3
 STEERING HYDRAULIC SYSTEM
STRAIGHT TRAVEL
(3) MAKEUP VALVE (4) STEERING CONTROL SPOOL
(2) LINE RELIEF VALVE
(5) ANTICAVITATION CHECK VALVE
(1) STEERING
CYLINDERS (6) MAIN RELIEF VALVE
R P

T
(7) LINE RELIEF VALVE (11) TO
CHARGE
(8) MAKEUP VALVE FILTER
(10) METERING PUMP
TP9
(9) STEERING CONTROL UNIT (12) TO FAN MOTOR

(13) FAN PUMP

(14) STEERING PUMP

(15) SUCTION STRAINER

(16) HYDRAULIC TANK

 STEERING HYDRAULIC SYSTEM
LEFT TURN
(3) MAKEUP VALVE (4) STEERING CONTROL SPOOL
(2) LINE RELIEF VALVE
(5) ANTICAVITATION CHECK VALVE
(1) STEERING
CYLINDERS (6) MAIN RELIEF VALVE
R P

T
(7) LINE RELIEF VALVE (11) TO
CHARGE
(8) MAKEUP VALVE FILTER
(10) METERING PUMP
TP9
(9) STEERING CONTROL UNIT (12) TO FAN MOTOR

(13) FAN PUMP

(14) STEERING PUMP

(15) SUCTION STRAINER

(16) HYDRAULIC TANK

 FAN CONTROL

(1) ENGINE ECM

J2 J1

(3) ATAAC AIR TEMPERATURE SENSOR

(2) ENGINE COOLANT TEMPERATURE SENSOR

(4) HYDRAULIC OIL TEMPERATURE SENSOR

(5) FAN SOLENOID

1. ATAAC AIR
TEMPERATURE SENSOR

1
2. HYDRAULIC OIL
TEMPERATURE SENSOR

2
3. ENGINE COOLANT
TEMPERATURE SENSOR

3
1. OUTLET LINE
2. FAN PUMP
3. SUCTION LINE 1 2

3
1. FAN MOTOR
2. FAN SOLENOID
1

2
 FAN CONTROL SYSTEM

(4) HYDRAULIC OIL

TEMPERATURE SENSOR

(2) B+ FROM ENGINE ECM FUSE 150-RD BK 1 404-YL

(1) B+ FROM MACHINE FUSE 135_BU
BK 2 J843-BK (6) FAN SOLENOID

C826-GN 1
(3) ATAAC AIR C827-OR 2
TEMPERATURE SENSOR

BK 1 G853-OR
BK 2 J843-BK
(5) ENGINE ECM
J1
200-BK J843-BK 3 5 VOLT SENSOR RETURN
404-YL 16 HYDRAULIC TEMPERATURE SENSOR
G853-OR 24 ATAAC TEMPERATURE SENSOR
C826-GN 43 HYDRAULIC DEMAND FAN SOLENOID +
150-RD 150-RD 48 ECM POWER BATTERY +
C827-OR 51 HYDRAULIC DEMAND FAN SOLENOID
150-RD 150-RD 52 ECM POWER BATTERY +
150-RD 150-RD 53 ECM POWER BATTERY +
150-RD 150-RD 55 ECM POWER BATTERY +
150-RD 150-RD 57 ECM POWER BATTERY +
200-BK 61 ECM POWER BATTERY
200-BK 63 ECM POWER BATTERY
200-BK 65 ECM POWER BATTERY
200-BK 67 ECM POWER BATTERY
200-BK 69 ECM POWER BATTERY
135-BU 135-BU 70 KEY SWITCH

J2
SIGNAL 1 995-BU L731-BR 37 COMMON SENSOR GROUND
GROUND 2 L731-BR 995-BU 43 COOLANT TEMPERATURE SIGNAL

(7) ENGINE COOLANT

TEMPERATURE SENSOR
 COOLING FAN HYDRAULIC SYSTEM

(2) PASSAGE TO CHARGE FILTER

(1) MAKEUP VALVE

(3) FAN SOLENOID

(5) PASSAGE TO
STEERING CONTROL UNIT
(4) STEERING AND
CHARGE PUMP

(8) ORIFICE
(9) FAN PUMP
(6) FAN MOTOR (7) CONTROL SPOOL
(10) SUCTION STRAINER

(11) HYDRAULIC TANK